How did thomas Cole die?

Thomas Cole, the American painter and founder of the Hudson River School, died on February 11, 1848, at the age of 47. His death was attributed to pneumonia, which he contracted after working in the cold and damp conditions of his studio. Cole's health had been declining for some time, and he succumbed to the illness shortly after returning from a trip to Europe. His passing marked the loss of a significant figure in American landscape painting.